body {
	display: flex;
	justify-content: center;
  }
  
  .controls {
	display: flex;
	align-items: flex-end;
	margin-bottom: 1em;
  }
  
  .controls h1 {
	margin: 0 .3em 0 0;
	font-style: italic;
	font-family: 'Times New Roman', Times, serif;
  }
  
  .controls > div {
	margin-right: 1em;
  }
  
  button,
  input[type="number"] {
	margin-bottom: 0;
  }